<% define_content :link do %>
  <%= polymorphic_url([asset.collaboration.context, asset.collaboration.becomes(Collaboration)]) %>
<% end %>

<% define_content :subject do %>
  <%= t :subject, "Collaboration Invitation: %{course_or_group}", :course_or_group => asset.collaboration.context.name %>
<% end %>

<% define_content :footer_link do %>
  <a href="<%= content(:link) %>">
    <%= t :link, "You can see the details here" %>
  </a>
<% end %>

<p>
<% if asset.collaboration.user %>
  <%= t :body_with_user,
        "You've been invited to collaborate on a document, %{document} for %{course_or_group}.  The document was created by %{user} in %{service} and you were invited using your email address, %{email}.",
        :document => asset.collaboration.title,
        :course_or_group => asset.collaboration.context.name,
        :user => asset.collaboration.user.short_name,
        :service => asset.collaboration.service_name,
        :email => asset.user.gmail %>
<% else %>
  <%= t :body,
        "You've been invited to collaborate on a document, %{document} for %{course_or_group}.  The document was created in %{service} and you were invited using your email address, %{email}.",
        :document => asset.collaboration.title,
        :course_or_group => asset.collaboration.context.name,
        :service => asset.collaboration.service_name,
        :email => asset.user.gmail %>
<% end %>
</p>

<p><%= t :change_profile_settings,
         "If that's the wrong email address for this type of collaboration, you'll need to change your profile settings or register with %{service}.",
         :service => asset.collaboration.service_name %></p>